You can use ado.net: A Beginner's Tutorial for Understanding ADO.NET[^] Or any ORM like entity framework for the same: An Introduction to Entity Framework for Absolute Beginners[^]
Twenty years from now you will be more disappointed by the things that you didn't do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore, Dream. Discover.